Timeline Dates By spenkermk17 1492 The Discovery of America by Columbus 1607 The Settlement of James Town 1756 The French and Indian War 1773 The Boston Tea Party 1775 The Battle of Lexington and Concord 1776 The Declaration of Independence 1781 The Battle of Yorktown 1787 The Constitutional Convention 1794 The Invention of The Cotton Gin 1798 The Alien and Sedition Acts 1803 The Louisiana Purchase 1812 The War of 1812 1820 The Missouri Compromise 1829 Andrew Jackson's Election 1830 The Trail of Tears 1837 The Panic of 1837 1844 The Invention of The Telegraph First Telegraph sent 1846 The Mexican-American War 1850 The Compromise of 1850 1857 13th, 14th, 15th Amendments 1861 The Firing on Fort Sumter 1863 The Emancipation Proclamation 1865 Abraham Lincoln's Assassination 1865 Surrender at Appomattox Courthouse 1868 Andrew Johnson's Impeachment 1870 The Organization of Standard Oil Trust 1874 The Invention of The Electric Light, Telephone and Airplane Telephone 1874 Light Bulb 1880 Airplane 1903 1889 The Pullman and Homestead Strikes 1898 The Spanish American War 1901 Theodore Roosevelt Becomes President Period: 1942 to 1903 Timeline Dates